What’s Vulnerable › Vulnerabilities

CVE-2026-12166: CVE-2026-12166

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-07-02 · updated 2026-10-25

Description

A NULL pointer dereference vulnerability for driver `GFAC_Sys_x64.sys` in Little Orbit GFAC allows a local attacker to cause a denial of service via crafted requests that trigger a system crash.

Affected products

• Little Orbit GameFirst Anti-Cheat: through 2025-07-07

References

• https://github.com/FzRsLLaSheR/CVE-2026-12166_CVE-2026-12167_CVE-2026-12168
• https://kb.cert.org/vuls/id/639124
• https://www.littleorbit.com/

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